The Bremi ABS Sensor - 51679 is a sensor used in anti-lock braking systems (ABS) for vehicles. It is designed to detect the rotational speed of the wheels and send this information to the ABS control unit. This allows the ABS to accurately monitor and control the braking force applied to each wheel, preventing them from locking up during sudden stops. The Bremi ABS Sensor - 51679 is a high-quality and reliable component that helps improve the safety and performance of vehicles equipped with ABS.